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Add a section on the allocator name space and its interactions with

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memstat_mtl_find().

MFC after:	10 days
This commit is contained in:
Robert Watson 2005-07-15 10:23:55 +00:00
parent 3ab4da680f
commit 09df0a9a09
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=148039
1 changed files with 22 additions and 0 deletions
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22
lib/libmemstat/libmemstat.3
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@ -189,6 +189,28 @@ be initialized to
or
.Dv NULL
before first use.
.Ss Allocator Types
Currently,
.Nm
supports two kernel allocators:
.Dv ALLOCATOR_UMA
for
.Xr uma 9 ,
and
.Dv ALLOCATOR_MALLOC
for
.Xr malloc 9 .
These values may be passed to
.Fn memstat_mtl_find ,
and will be returned by
.Fn memstat_get_allocator .
Two additional constants in the allocator name space are defined:
.Dv ALLOCATOR_UNKNOWN ,
which will only be returned as a result of a library error, and
.Dv ALLOCATOR_ANY ,
which can be used to specify that returning types matching any allocator is
permittible from
.Fn memstat_mtl_find .
.Sh EXAMPLES
Create a memory type list, query the
.Xr uma 9